Spencer Tracy

Character: George Heisler

Signe Hasso

Character: Toni

Hume Cronyn

Character: Paul Roeder

Jessica Tandy

Character: Liesel Roeder

Agnes Moorehead

Character: Madame Marelli

Herbert Rudley

Character: Franz Marnet

Felix Bressart

Character: Poldi Schlamm

Ray Collins

Character: Wallau

Alexander Granach

Character: Zillich

Katherine Locke

Character: Frau Hedy Sauer

George Macready

Character: Bruno Sauer

Paul Guilfoyle

Character: Fiedler

Steven Geray

Character: Dr. Loewenstein

Kurt Katch

Character: Leo Hermann

Kaaren Verne

Character: Leni (as Karen Verne)

Konstantin Shayne

Character: Fuellgrabe

George Suzanne

Character: Bellani

John Wengraf

Character: Overkamp

George Zucco

Character: Fahrenburg

Steven Muller

Character: Hellwig

Eily Malyon

Character: Fraulein Bachmann

Hugh Beaumont

Character: Truck Driver (uncredited)

Charles Arnt

Character: Herr Binder (uncredited)

Robert Blake

Character: Small Boy (uncredited)

Paul E. Burns

Character: Pelzer (uncredited)

William Challee

Character: Fischer (uncredited)

Russell Custer

Character: Prisoner at Concentration Camp (uncredited)

William Edmunds

Character: Aldinger (uncredited)

Frank Hagney

Character: Man on Street (uncredited)

Jimmy Hawkins

Character: Paul and Liesel Roeder's Son (uncredited)

Leon Tyler

Character: Fritz / Hitler Youth (uncredited)